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-rw-r--r--kernel/src/filesystem/mount.cpp28
1 files changed, 28 insertions, 0 deletions
diff --git a/kernel/src/filesystem/mount.cpp b/kernel/src/filesystem/mount.cpp
index 749c86a..1e04083 100644
--- a/kernel/src/filesystem/mount.cpp
+++ b/kernel/src/filesystem/mount.cpp
@@ -8,6 +8,7 @@
#include <kstd/memory>
#include <kstd/string>
+#include <cstddef>
#include <string_view>
namespace kernel::filesystem
@@ -18,6 +19,7 @@ namespace kernel::filesystem
, m_root_dentry(root_dentry)
, m_filesystem(fs)
, m_parent_mount(parent_mount)
+ , m_ref_count(0)
{
if (!m_filesystem)
{
@@ -53,4 +55,30 @@ namespace kernel::filesystem
{
return m_parent_mount;
}
+
+ auto mount::increment_ref_count() -> void
+ {
+ m_ref_count += 1;
+ }
+
+ auto mount::decrement_ref_count() -> bool
+ {
+ if (m_ref_count == 0)
+ {
+ return false;
+ }
+
+ m_ref_count -= 1;
+ return true;
+ }
+
+ auto mount::is_ready_to_unmount() const -> bool
+ {
+ return m_ref_count == 0;
+ }
+
+ auto mount::get_ref_count() const -> size_t
+ {
+ return m_ref_count;
+ }
} // namespace kernel::filesystem \ No newline at end of file